Home / 26,880,212.80-40,320,319.20-8,929,316.80

Finding the Fourth Proportional to 26,880,212.80, 40,320,319.20 and 8,929,316.80

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Solution

The fourth proportional to 26,880,212.80, 40,320,319.20 and 8,929,316.80 is: 13,393,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,880,212.80 : 40,320,319.20 = 8,929,316.80 : x
  2. Step 2: Convert to fraction form
    26,880,212.80/40,320,319.20 = 8,929,316.80/x
  3. Step 3: Cross multiply
    26,880,212.80x = 40,320,319.20 × 8,929,316.80
  4. Step 4: Simplify right side
    26,880,212.80x = 360,032,903,613,922.62
  5. Step 5: Solve for x
    x = 360,032,903,613,922.62/26,880,212.80
  6. Step 6: Final answer
    x = 13,393,975.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.